Also scientists who make animal tests with OpenBCI fight for market shares in the highly competitive EEG cap market and launch their own EEG cap

It is a brand new cap we have never seen before with dry electrodes compatible with OpenBCI Ultracortex Mark

https://www.aliexpress.com/item/4000389347282.html

OpenBCI Ultracortex Mark III/Mark IV EEG Cap Accessories on Aliexpress

https://www.aliexpress.com/item/4001094787568.html

Aliexpress offers OpenBCI Ultracortex Mark III/Mark IV EEG Cap Accessories. Do these accessoires work with the Ultracortex Mark compatible headset shown above? And if so, is this setup a good Ultracortex Mark alternative?

the Ultracortex “Mark IV” EEG Headset costs 400 USD in the OpenBCI shop: